At 08:36 PM 12/9/99 -0800, you wrote:
>>From your description, which I left intact below, I would tend to look for
>oxygen problems in some form. My 'bows always seem to be the first to suffer
>from such things.
>
>Anything damaging gills, like sudden drop in osmicity (tds), chlorine,
>chloramine, ammonia, etc. can make them suffocate and die quickly. I lost
>all my *praecox* breeders to a chloramine accident that most of my other
>fish probably would have laughed at. Maybe it's their high metabolic rate --
>IDK.
>
>Wright
>
>Larry Stein wrote:
>>
>> I know I have not been around lately but this does not mean I have left the
>> hobby.. In fact I have been very proud of my Rainbow collection. I have a
>> really nice 265 gallon multi-species community tank.
>>
>> This brings me to my reason for writing...
>>
>> The other day I had a mature Rainbow die it was at least 4 years old with
>> not outside lesions noticable paracites etc... then in the span of 3 days 7
>> more mature rainbows died for no outward noticable reason. In fact one
>> died with me watching it went to the surface took what looked like a gulp
>> of air and died and floated to the bottom. I was able to have a friend
>> help me with a post-mortem and we noticed nothing strange, gills red and
>> normal sized, liver normal color and size, it had recently eaten and under
>> the microscope we saw nothing.
>>
>> Please keep in mind this is a very diverse tank I have at 150 fish in it
>> and it is very heavily planted. ONLY the Bows died!!!
>>
>> Some external things that were done prior to the deaths... The day before
>> the fish strated to die I replaced all the water tubing from the filters
>> and cleaned the filters throughly. The stupid thing I did on the same day
>> was add 6 new Corys to the tank from, a store I buy from all the time, I
>> did add the water the fish came home from the store with... The food I use
>> is the same food I have used for years... So why did ONLY the Bows die?
>>
>> Sorry for the long post but....
>>
>> Happy Holidays
>>
>> -Larry
>> ------------------------
>> Larry Stein
>> 301-924-0824
>
>--
>Wright Huntley, Fremont CA, USA, 510 494-8679 huntleyone at home dot com
>
> "DEMOCRACY" is two wolves and a lamb voting on lunch.
> "LIBERTY" is a well-armed lamb denying enforcement of the vote.
> *** http://www.self-gov.org/index.html ***
>
>